Mitsubishi Electric MELSERVO-J3W Series Instruction Manual page 446

15. MR-J3W-0303BN6 SERVO AMPLIFIER
(c) Analog monitor block diagram
Speed
command
Differ-
Position
ential
command
received
from a
controller
Position feedback data
returned to a controller
Note. It is DC power.
Droop pulses
command 2
Speed
command
Position
control
Speed Current
command
Speed
control
Differ-
ential
Servo motor
speed
15 - 41
(Note)
Bus voltage
Current
encoder
Current
PWM
control
Current feedback
Position feedback
Torque
M Servo motor
Encoder